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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,4,6-Triethyliden-1,3,5-trithian 13235-74-0 C9H12S3
    2,4,6-Triethyliden-1,3,5-trithian
    —— 2-Indolyl-(3)-propylsemicarbazon 91568-43-3 C12H14N4O
    2-Indolyl-(3)-propylsemicarbazon
    —— 2-(2,5-Dichlor-4-nitro-phenoxy)-3-chlor-5-nitro-pyridin 91064-65-2 C11H4Cl3N3O5
    2-(2,5-Dichlor-4-nitro-phenoxy)-3-chlor-5-nitro-pyridin
    —— 2-(2-Chlor-4-hydroxy-phenylmercapto)-3-chlor-5-nitro-pyridin 91634-48-9 C11H6Cl2N2O3S
    2-(2-Chlor-4-hydroxy-phenylmercapto)-3-chlor-5-nitro-pyridin
    —— 2-(2-Chlor-4-hydroxy-phenylmercapto)-5-nitro-pyridin 91058-80-9 C11H7ClN2O3S
    2-(2-Chlor-4-hydroxy-phenylmercapto)-5-nitro-pyridin
    —— 2-(4-Hydroxy-benzolsulfonyl)-5-nitro-pyridin 91135-94-3 C11H8N2O5S
    2-(4-Hydroxy-benzolsulfonyl)-5-nitro-pyridin
    —— 2-Carbamoyl-4-methyl-2,3-epoxy-valeriansaeure-aethylester 90943-12-7 C9H15NO4
    2-Carbamoyl-4-methyl-2,3-epoxy-valeriansaeure-aethylester
    —— 2-Methoxy-3-methoxycarbonyl-1,4-dihydro-naphthalin 91910-22-4 C13H14O3
    2-Methoxy-3-methoxycarbonyl-1,4-dihydro-naphthalin
    —— 2.2'-Diphensaeure-mono-(2-toluidid)phenylester 24013-84-1 C27H21NO3
    2.2'-Diphensaeure-mono-(2-toluidid)phenylester
    —— 2,2-Diisopropyl-4-(2-methyl-4-aethoxycarbonyl-phenoxymethyl)-1,3-dioxolan 101036-24-2 C20H30O5
    2,2-Diisopropyl-4-(2-methyl-4-aethoxycarbonyl-phenoxymethyl)-1,3-dioxolan
    —— 2-Amino-3,4-dihydro-4-(4,4-dimethyl-2,6-dioxo-cyclohexyl)-pteridin 6743-41-5 C14H17N5O2
    2-Amino-3,4-dihydro-4-(4,4-dimethyl-2,6-dioxo-cyclohexyl)-pteridin
    —— 2'-O-Tetrahydropyranyl-uridylyl-(3'-5')-2',3'-O-<4-dimethylamino-benzyliden>-uridin 47887-33-2 C32H40N5O15P
    2'-O-Tetrahydropyranyl-uridylyl-(3'-5')-2',3'-O-<4-dimethylamino-benzyliden>-uridin
    —— 2,6-Dioxo-3-phenyl-piperid-3-ylessigsaeuremethylester 92249-15-5 C14H15NO4
    2,6-Dioxo-3-phenyl-piperid-3-ylessigsaeuremethylester
    —— 2-Ethoxycarbonyl-3.5-dimethylcumaran-3-essigsaeureethylester 93737-79-2 C17H22O5
    2-Ethoxycarbonyl-3.5-dimethylcumaran-3-essigsaeureethylester
    —— 2-Methyl-6-carbamoyl-4,7-dihydroxy-pyrido<2,3-d>pyrimidin 92765-82-7 C9H8N4O3
    2-Methyl-6-carbamoyl-4,7-dihydroxy-pyrido<2,3-d>pyrimidin
    —— 2-(4-<N,N-Bis-(2-chlor-ethyl)-amino>-phenyl)-1,3-bis-(2,4-dichlor-benzyl)-hexahydropyrimidin 96215-39-3 C28H29Cl6N3
    2-(4-<N,N-Bis-(2-chlor-ethyl)-amino>-phenyl)-1,3-bis-(2,4-dichlor-benzyl)-hexahydropyrimidin
    —— 2,3-Bis-methoxycarbonylmethyl-chinoxalin 92192-36-4 C14H14N2O4
    2,3-Bis-methoxycarbonylmethyl-chinoxalin
    —— 2-Methyl-5-(D-arabino-1,2,3,4-tetrahydroxy-butyl)-pyrrol-3-carbonsaeure-ethylester 3075-34-1 C20H27NO10
    2-Methyl-5-(D-arabino-1,2,3,4-tetrahydroxy-butyl)-pyrrol-3-carbonsaeure-ethylester
    —— 2-(2,4-Dinitrophenylhydrazono)-cyclopentyl-butanol 97441-86-6 C15H20N4O5
    2-(2,4-Dinitrophenylhydrazono)-cyclopentyl-butanol
    —— 2-(4-Chlor-phenylhydrazon)-3-piperidino-1-(pyridyl-(3))-propanol-(1) 3850-08-6 C19H23ClN4O
    2-(4-Chlor-phenylhydrazon)-3-piperidino-1-(pyridyl-(3))-propanol-(1)
    —— 2.2'-Diaethylmercapto-4.4'-dioxo-3.4.3'.4'.-tetrahydro-<5.5'>bipyrimidinyl 91568-67-1 C12H14N4O2S2
    2.2'-Diaethylmercapto-4.4'-dioxo-3.4.3'.4'.-tetrahydro-<5.5'>bipyrimidinyl
    —— 2-Propyl-3-methyl-selenophen 92380-01-3 C8H12Se
    2-Propyl-3-methyl-selenophen
    —— 2-Chloro-N-piperidin-1-ylmethyl-benzamide 92018-75-2 C13H17ClN2O
    2-Chloro-N-piperidin-1-ylmethyl-benzamide
    —— 2-<2-Triphenylphosphoranyliden-propionyl>-benzofuran 23618-22-6 C29H23O2P
    2-<2-Triphenylphosphoranyliden-propionyl>-benzofuran
    —— (2-amino-7,8-dihydro-5H-thiopyrano[4,3-b]pyridin-3-yl)methanol 1438255-81-2 C9H12N2OS
    (2-amino-7,8-dihydro-5H-thiopyrano[4,3-b]pyridin-3-yl)methanol
    —— 2-Acetylsulfanyl-4-(9-methyl-9H-carbazol-3-yl)-4-oxo-butyric acid 122399-61-5 C19H17NO4S
    2-Acetylsulfanyl-4-(9-methyl-9H-carbazol-3-yl)-4-oxo-butyric acid
    —— 2-Brom-3-chlor-1-guanylmercapto-buten-(2) 99852-95-6 C5H8BrClN2S
    2-Brom-3-chlor-1-guanylmercapto-buten-(2)
    —— (2Z,6E,10E)-12-Benzyloxy-2,6,10-trimethyl-dodeca-2,6,10-trienoic acid ethyl ester 872351-65-0 C24H34O3
    (2Z,6E,10E)-12-Benzyloxy-2,6,10-trimethyl-dodeca-2,6,10-trienoic acid ethyl ester
    —— 2-p-nitrophenyl-5-phenylthiazolo<3,2-b>-s-triazole 54294-13-2 C16H10N4O2S
    2-p-nitrophenyl-5-phenylthiazolo<3,2-b>-s-triazole
    —— 2-acetyl-2-(2-cyano-ethyl)-heptanoic acid ethyl ester 344307-66-0 C14H23NO3
    2-acetyl-2-(2-cyano-ethyl)-heptanoic acid ethyl ester
    —— [2,6-(4-t-BuC6H4)2C6H3]2BOH 488838-67-1 C52H59BO
    [2,6-(4-t-BuC6H4)2C6H3]2BOH
    —— 2-butyl-1-[4-(1,1-dioxidoisothiazolidin-2-yl)-butyl]-1H-imidazo[4,5-c]quinolin-4-amine 642473-61-8 C21H29N5O2S
    2-butyl-1-[4-(1,1-dioxidoisothiazolidin-2-yl)-butyl]-1H-imidazo[4,5-c]quinolin-4-amine
    —— [(2,6-(i-Pr)2C6H3NCH2C(CH2SiMe3)=NC6H3(i-Pr)2-2,6)Y(CH2SiMe3)2(THF)] 1237503-10-4 C42H77N2OSi3Y
    [(2,6-(i-Pr)2C6H3NCH2C(CH2SiMe3)=NC6H3(i-Pr)2-2,6)Y(CH2SiMe3)2(THF)]
    —— (2-(boraneyldi-p-tolyl-l5-phosphaneyl)-1-phenylallyl)diphenylphosphine oxide 1198309-43-1 C35H35BOP2
    (2-(boraneyldi-p-tolyl-l5-phosphaneyl)-1-phenylallyl)diphenylphosphine oxide
    —— 2-chloro-4-([(5-chloro-2-fluorophenyl)methyl][(3S)-1-(2-methylpropanoyl)-3-pyrrolidinyl]amino)benzonitrile 1034837-22-3 C22H22Cl2FN3O
    2-chloro-4-([(5-chloro-2-fluorophenyl)methyl][(3S)-1-(2-methylpropanoyl)-3-pyrrolidinyl]amino)benzonitrile
    —— 2-(2-azidoethoxy)ethyl 2,3,4,6-tetra-O-benzoyl-β-D-glucopyranoside 203251-76-7 C38H35N3O11
    2-(2-azidoethoxy)ethyl 2,3,4,6-tetra-O-benzoyl-β-D-glucopyranoside
    —— 2-acetoxy-5-(2-p-tolyloxyacetylamino)benzoic acid methyl ether 953788-15-3 C19H19NO6
    2-acetoxy-5-(2-p-tolyloxyacetylamino)benzoic acid methyl ether
    —— (2S,3R)-2-Dibenzylamino-1-phenyl-tetradecan-3-ol 131150-62-4 C34H47NO
    (2S,3R)-2-Dibenzylamino-1-phenyl-tetradecan-3-ol
    —— 2-(Thiomorpholinoaethoxy)aethyl phenpthiazin-10-carboxylat 100740-13-4 C21H24N2O3S2
    2-(Thiomorpholinoaethoxy)aethyl phenpthiazin-10-carboxylat
    —— 2,2(1H)-(Ethylenedioxy)-7-(hydroxyimino)-4a,β-methyl-4'-((trimethylsilyl)methyl)-3,4,4a,8,9,9aβ-hexahydrospiro<5H-benzocycloheptane-5,1'-cyclohex-3β-en>-6(7H)-one 78310-44-8 C23H37NO4Si
    2,2(1H)-(Ethylenedioxy)-7-(hydroxyimino)-4a,β-methyl-4'-((trimethylsilyl)methyl)-3,4,4a,8,9,9aβ-hexahydrospiro<5H-benzocycloheptane-5,1'-cyclohex-3β-en>-6(7H)-one
    —— 2-(Decylthio)adenosine 50823-30-8 C20H33N5O4S
    2-(Decylthio)adenosine
    —— 2,3,6,7-tetramethylphenanthrene 9,10-oxide 129216-50-8 C18H18O
    2,3,6,7-tetramethylphenanthrene 9,10-oxide
    —— 2-(3',4',5'-Trimethoxy-benzoyloxy)-chinolin 94257-32-6 C19H17NO5
    2-(3',4',5'-Trimethoxy-benzoyloxy)-chinolin
    —— 2-Methyl-5-(3-diethylamino-propyl)-pyridin 92106-87-1 C13H22N2
    2-Methyl-5-(3-diethylamino-propyl)-pyridin
    —— 2-Amino-5-anilinoacetamino-6-hydroxy-4-methyl-pyrimidin 2480-16-2 C13H15N5O2
    2-Amino-5-anilinoacetamino-6-hydroxy-4-methyl-pyrimidin
    —— 2-<Bis-(2-hydroxy-aethyl)-amino>-4,6-dihydroxy-pyrimidin 90154-22-6 C8H13N3O4
    2-<Bis-(2-hydroxy-aethyl)-amino>-4,6-dihydroxy-pyrimidin
    —— 2,4-Fluorenyliden-1,2,4,5-tetrathia-cyclohexan 55705-27-6 C28H16S4
    2,4-Fluorenyliden-1,2,4,5-tetrathia-cyclohexan
    —— 2-Methoxy-5-methyl-7-ethylpyrazolo<1,5-a>pyrimidin 90871-64-0 C10H13N3O
    2-Methoxy-5-methyl-7-ethylpyrazolo<1,5-a>pyrimidin
    —— 2-Hydroxy-6-methyl-benzoic acid naphthalen-2-yl ester 94802-93-4 C18H14O3
    2-Hydroxy-6-methyl-benzoic acid naphthalen-2-yl ester
    —— (2R,3R,4R,5R,6S)-2,3,4,5,6,8-Hexahydroxy-7-oxo-octanoic acid 109064-23-5 C8H14O9
    (2R,3R,4R,5R,6S)-2,3,4,5,6,8-Hexahydroxy-7-oxo-octanoic acid